CN215572534U - High-precision square checking instrument - Google Patents
High-precision square checking instrument Download PDFInfo
- Publication number
- CN215572534U CN215572534U CN202121060755.2U CN202121060755U CN215572534U CN 215572534 U CN215572534 U CN 215572534U CN 202121060755 U CN202121060755 U CN 202121060755U CN 215572534 U CN215572534 U CN 215572534U
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- sliding seat
- granite
- magnetic core
- steel bar
- upright post
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Abstract
A high-precision square checking instrument is characterized in that a steel bar is vertically arranged on the side edge of a granite stand column, a sliding seat clamps the measuring surface of the granite stand column, so that the steel bar is positioned in a sliding groove of the sliding seat, a first magnetic core and a second magnetic core are arranged at the corresponding positions of the sliding seat and the steel bar, the sliding seat and the steel bar form an adsorption structure, a micrometer gauge is arranged on the side surface of the sliding seat, and a third magnetic core and a fourth magnetic core are arranged on the mounting surface of the micrometer gauge arranged on the sliding seat; the side surface of the granite upright post is provided with a line marking board, and a left support and a right support are respectively fixed on two sides of the bottom end of the granite upright post. Its advantage is that the stand quality is light, uses and carries, with magnetic force absorption formula structure, can be when detecting the straightness that hangs down at the uniform velocity glide, and the precision is high, and positive straightness measurement of hanging down's indication error is less than or equal to 0.002mm, and the face is equipped with the support and can prevents that the stand from empting.
Description
Technical Field
The utility model relates to the technical field of square detectors, in particular to a high-precision square detector.
Background
Original square detector adopts metal material to make, and weight is heavy, and is inconvenient to carry, can't guarantee when detecting the straightness that hangs down and at the uniform velocity gliding, and measurement accuracy is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-precision square inspection instrument which is convenient to carry, adopts a magnetic adsorption structure and can slide downwards at a constant speed when perpendicularity is detected.
The technical scheme disclosed by the utility model is as follows:
a high-precision square checking instrument is characterized in that a steel bar is vertically arranged on the side edge of a granite stand column, a sliding seat clamps the measuring surface of the granite stand column, so that the steel bar is positioned in a sliding groove of the sliding seat, a first magnetic core and a second magnetic core are arranged at the corresponding positions of the sliding seat and the steel bar, the sliding seat and the steel bar form an adsorption structure, a micrometer gauge is arranged on the side surface of the sliding seat, and a third magnetic core and a fourth magnetic core are arranged on the mounting surface of the micrometer gauge arranged on the sliding seat; the side surface of the granite upright post is provided with a line marking board, and a left support and a right support are respectively fixed on two sides of the bottom end of the granite upright post.
Preferably, the side face of the sliding seat is provided with a protruding cylinder, the cylinder is clamped in an upper clamping groove of the connecting rod and locked by an upper locking screw on the edge of the groove, the lower end of the connecting rod is provided with a lower clamping groove, and the micrometer gauge is clamped in the lower clamping groove and locked by the lower locking screw.
The utility model has the beneficial effects that:
1. the upright post is made of granite material with the density of about 2.9kg/m3The weight of the steel material is 2.6 times lighter than that of the steel material with the same volume, and the steel material is convenient to carry;
2. the magnetic adsorption structure is adopted, so that the sliding base can slide downwards at a constant speed when the verticality is detected, and the sliding base does not fall off;
3. the precision is high, and the indication error of the front verticality measurement is less than or equal to +/-0.002 mm;
4. the bottom surface is provided with a bracket which can prevent the upright post from toppling.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is the same left view as fig. 2.
Fig. 4 is a schematic view of a measured object.
Fig. 5 is a partially enlarged schematic view of the structure shown in fig. 1.
The parts of the drawings are detailed as follows: the steel bar-type granite column comprises a latticed rock column 1, a steel bar 2, a sliding seat 3, a first magnetic core 4, a second magnetic core 5, an upper locking screw 6, a cylinder 7, a micrometer table 8, a connecting rod 9, a lower locking screw 10, a line scribing board 11, a third magnetic core 12, a fourth magnetic core 13, a left support 14, a right support 15, a left bolt 16 and a right nut 17.
Detailed Description
The utility model will be further elucidated and described with reference to the embodiments and drawings of the specification:
in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Referring to fig. 1, 2, 3, 4 and 5, in the present invention, a steel bar 2 is installed in a vertical direction on a side of a granite upright 1, a sliding base 3 is clamped on a measuring surface of the granite upright 1, so that the steel bar 2 is located in a sliding slot of the sliding base 3, a first magnetic core 4 and a second magnetic core 5 are installed at a corresponding position of the sliding base 3 and the steel bar 2, the sliding base 3 and the steel bar 2 form a suction type structure, a micrometer table 8 is installed on a side surface of the sliding base 3, and a third magnetic core 12 and a fourth magnetic core 13 are installed on an installation surface of the sliding base 3 where the micrometer table 8 is installed; a reticle 11 is installed on the side surface of the granite upright post 1, a right-angled left support 14 and a right support 15 are respectively fixed on two sides of the bottom end of the granite upright post 1, and the left support 14 and the right support 15 are respectively fixed at the bottom of the granite upright post 1 through a left bolt 16 and a right bolt 17; the side surface of the sliding seat 3 is provided with a convex column 17, the column 17 is clamped in an upper clamping groove of the connecting rod 9 and is locked by an upper locking screw 6 at the edge of the groove, the lower end of the connecting rod 9 is provided with a lower clamping groove, and the micrometer gauge 8 is clamped in the lower clamping groove and is locked by a lower locking screw 10.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (2)
1. The utility model provides a high accuracy square detector which characterized in that: the steel bar (2) is installed in the vertical direction of the side edge of the granite upright post (1), the sliding seat (3) blocks the measuring surface of the granite upright post (1), the steel bar (2) is located in a sliding groove of the sliding seat (3), a first magnetic core (4) and a second magnetic core (5) are installed at the corresponding positions of the sliding seat (3) and the steel bar (2), the sliding seat (3) and the steel bar (2) form an adsorption structure, a micrometer gauge (8) is installed on the side surface of the sliding seat (3), and a third magnetic core (12) and a fourth magnetic core (13) are installed on the installing surface of the micrometer gauge (8) installed on the sliding seat (3); the side surface of the granite upright post (1) is provided with a line marking plate (11), and the two sides of the bottom end of the granite upright post (1) are respectively fixed with a left bracket (14) and a right bracket (15).
2. The high accuracy square inspection gauge of claim 1, wherein: the side surface of the sliding seat (3) is provided with a convex cylinder (17), the cylinder (17) is clamped in an upper clamping groove of the connecting rod (9) and is locked by an upper locking screw (6) on the edge of the groove, a lower clamping groove is arranged at the lower end of the connecting rod (9), and the micrometer gauge (8) is clamped in the lower clamping groove and is locked by a lower locking screw (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121060755.2U CN215572534U (en) | 2021-05-18 | 2021-05-18 | High-precision square checking instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121060755.2U CN215572534U (en) | 2021-05-18 | 2021-05-18 | High-precision square checking instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215572534U true CN215572534U (en) | 2022-01-18 |
Family
ID=79861764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121060755.2U Active CN215572534U (en) | 2021-05-18 | 2021-05-18 | High-precision square checking instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215572534U (en) |
-
2021
- 2021-05-18 CN CN202121060755.2U patent/CN215572534U/en active Active
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